Implement an authentication backend that will look up the user in the old

community login system in case it's not present in the django auth one,
and if necessary create the object in the django one.

pgweb/settings.py

@@ -80,6 +80,10 @@ LOGIN_URL='/account/login/'
 LOGIN_REDIRECT_URL='/account/'
 LOGOUT_URL='/account/logout/'
 
+AUTHENTICATION_BACKENDS = (
+    'util.auth.AuthBackend',
+)
+
 INSTALLED_APPS = [
     'django.contrib.auth',
     'django.contrib.contenttypes',